SGI Engineers PVT LTD

Comprehensive Solutions: In Earthing & Lightning Protection System

Installation :

we specialize in the installation of lightning protection systems to safeguard your property and assets against the destructive power of lightning strikes. Our experienced team follows industry best practices and adheres to relevant standards to ensure the effective installation of various lightning protection components.

Overview Of Our Installation Services:
Earthing Installation:

Our experts conduct thorough site assessments to determine optimal locations for grounding electrodes. We install grounding rods to the specified depth and connect them with conductors to create a low-resistance path to the main grounding point. Bonding of metal structures and thorough testing ensure the integrity and effectiveness of the earthing system.

Earthing System Installation Procedure :

Planning and Site Assessment

Site Survey:

  • Identify the soil type, moisture content, and resistivity to determine the appropriate earthing system design.
  • Soil resistivity Measurements ( IEEE81-2012, IS 3043:2018).

Risk Assessment:

  • Evaluate the need for earthing based on factors such as soil conditions, structure type, and electrical system requirements.
  • Determine the level of protection needed and suitable locations for grounding electrodes.

System Design

Design Layout:

  • Develop a detailed design plan specifying the placement of grounding electrodes, conductors, and bonding connections.
  • Ensure the design complies with relevant standards (e.g., IS 3043:2018, IEEE 80:2013, BS 7430:2015).

Component Selection:

  • Choose appropriate grounding electrodes (e.g., rods, plates, or mesh), conductors, and connectors that meet the required specifications.

Installation of Grounding Electrodes

Electrode Placement:

  • Select optimal locations for grounding electrodes based on the design plan and site survey.
  • Ensure electrodes are placed in areas with suitable soil conditions for effective earthing.

Electrode Installation:

  • Careful consideration of soil characteristics, site conditions, environmental impact, and cost-effectiveness is essential when selecting a treatment method for lowering soil resistivity. By weighing these factors and choosing the most appropriate approach, informed decisions can be made to ensure optimal results while complying with IEEE 80:2013 standards and promoting environmental stewardship.
  • Drive grounding rods into the ground to the required depth, ensuring they reach moisture-rich soil.
  • If using ground plates or meshes, bury them horizontally at a specified depth to maximize contact with the soil.
  • Ensure the installation depth meets the design specifications to achieve low earth resistance.

Connecting Grounding Electrodes

Conductors Routing:

  • Plan the routing of conductors from the grounding electrodes to the main grounding bar or connection point.
  • Ensure the path is as straight as possible to minimize impedance and avoid sharp bends.

Fixing and Securing:

  • Secure conductors to the electrodes using appropriate connectors, ensuring all connections are tight and corrosion-resistant.
  • Protect conductors from physical damage and environmental factors.

Bonding and Equipotentialization

Bonding:

  • Bond all metal structures and conductive parts of the building to the earthing system to prevent potential differences.
  • Ensure all bonding connections are made using suitable connectors and materials.

Equipotentialization:

  • Implement equipotential bonding to connect the earthing system to the building’s electrical grounding system.
  • This step helps to reduce potential differences during fault conditions, ensuring safety.

Inspection and Testing

Visual Inspection:

  • Conduct a thorough visual inspection of the entire earthing system to check for proper installation and compliance with design specifications.
  • Look for any visible defects or installation errors.

Electrical Testing:

  • Perform electrical tests to measure the resistance of the earthing system and verify it meets the required standards.
  • Use appropriate testing equipment to ensure accurate measurements and document the results.

Documentation and Certification

As-built Documentation:

  • Prepare detailed as-built drawings and documentation showing the installation layout, component specifications, and test results.
  • Keep records for future reference and maintenance purposes.

Certification:

  • Obtain certification from a qualified inspector or authority to confirm that the installation complies with relevant standards.
  • Ensure all documentation is complete and accurately reflects the installed system.
ESE Lightning Protection System Installation:

With expertise in ESE lightning protection technology, we strategically place air terminals on your structure’s roof or high points to provide maximum coverage. Our professionals integrate the system seamlessly with your existing infrastructure and conduct rigorous testing to validate its performance and efficacy in capturing and dissipating lightning strikes.

ESE Lightning Protection System Installation Procedure :

Planning and Site Assessment

Site Survey:

  • Conduct a detailed survey to understand the structure's dimensions, layout, and surroundings.
  • If its existing earthing and lightning arrester details
  • Identify potential risks and areas that need protection.

Risk Assessment:

  • Evaluate the risk of lightning strikes based on factors such as geographical location, structure height, and occupancy
  • Determine the required level of protection and identify suitable locations for the ESE terminals.

System Design

Design Layout:

  • Develop a comprehensive design plan specifying the placement of ESE terminals, down conductors, and grounding systems.
  • Ensure the design complies with the relevant standards (e.g., NFC 17-102:2011, IS/IEC 62305, NFPA 780).

Component Selection:

  • Select appropriate ESE terminals, conductors, connectors, and grounding electrodes that meet the required specifications.

Installation of ESE Terminals

Mounting the Terminal:

  • Install the ESE terminals at the highest points of the structure to maximize coverage.
  • Use suitable mounting brackets and fixings to secure the terminals firmly.

Height and Placement:

  • Ensure the terminals are installed at heights that comply with design specifications.
  • Position the terminals to provide optimal protection, taking into account the surrounding environment.

Down Conductors Installation

Routing:

  • Plan the routing of down conductors from the ESE terminals to the grounding system.
  • Ensure the path is as straight as possible to minimize impedance and avoid sharp bends.

Fixing:

  • Secure the down conductors to the structure using appropriate clamps and brackets.
  • Ensure the conductors are protected from physical damage and environmental factors.

Grounding System Installation

Ground Electrodes:

  • Careful consideration of soil characteristics, site conditions, environmental impact, and cost-effectiveness is essential when selecting a treatment method for lowering soil resistivity. By weighing these factors and choosing the most appropriate approach, informed decisions can be made to ensure optimal results while complying with IEEE 80:2013 standards and promoting environmental stewardship.
  • Install ground electrodes at designated locations, ensuring they are driven to the required depth to achieve low earth resistance.
  • Use multiple electrodes if necessary to meet the grounding resistance criteria.

Connections:

  • Connect the down conductors to the ground electrodes using suitable connectors, ensuring all connections are tight and secure.
  • Use corrosion-resistant materials for all connections to ensure long-term reliability.

Bonding and Equipotentialization

Bonding:

  • Bond all metal structures and conductive parts of the building to the lightning protection system to prevent potential differences.
  • Ensure all bonding is done according to standards to provide a continuous conductive path.

Equipotentialization:

  • Implement equipotential bonding to connect the lightning protection system to the building’s electrical grounding system.
  • This helps reduce potential differences during a lightning strike, ensuring safety.

Inspection and Testing

Visual Inspection:

  • Conduct a thorough visual inspection of the entire system to check for proper installation and compliance with design specifications.
  • Look for any visible defects or installation errors.

Electrical Testing:

  • Perform electrical tests to measure the resistance of the grounding system and verify it meets the required standards.
  • Use appropriate testing equipment to ensure accurate measurements and document the results.

Documentation and Certification

As-built Documentation:

  • Prepare detailed as-built drawings and documentation showing the installation layout, component specifications, and test results.
  • Keep records for future reference and maintenance purposes.

Certification:

  • Obtain certification from a qualified inspector or authority to confirm that the installation complies with relevant standards.
  • Ensure all documentation is complete and accurately reflects the installed system.

By following these steps, you can ensure the effective installation of an ESE lightning
protection system that provides reliable protection against lightning strikes and complies
with relevant standards.

Conventional Lightning Protection System Installation:

We deploy air terminals at optimal intervals along your structure’s perimeter and high points, ensuring comprehensive protection. Downconductors are routed to grounding systems with precision, and surge protection devices are installed to mitigate lightning-induced transients. Thorough testing and certification procedures guarantee the reliability and compliance of your lightning protection system.

Conventional Lightning Protection System Installation Procedure :

Planning and Site Assessment

Site Survey:

  • Conduct a thorough survey to understand the structure's dimensions, layout, and surrounding environment.
  • Identify potential risks and areas that need protection.

Risk Assessment:

  • Evaluate the risk of lightning strikes based on factors such as geographical location, structure height, and occupancy.
  • Determine the required level of protection and identify suitable locations for the lightning rods (air terminals).

System Design

Design Layout:

  • Develop a detailed design plan specifying the placement of lightning rods (air terminals), down conductors, and grounding systems.
  • Ensure the design complies with relevant standards (e.g., NFPA 780, IEC 62305, BS EN 62305).

Component Selection:

  • Select appropriate lightning rods, conductors, connectors, and grounding electrodes that meet the required specifications.

Installation of Lightning Rods (Air Terminals)

Mounting the Rods:

  • Install the lightning rods at the highest points of the structure to provide maximum protection.
  • Use suitable mounting brackets and fixings to secure the rods firmly.

Height and Placement:

  • Ensure the rods are installed at heights that comply with design specifications.
  • Position the rods to provide optimal protection, taking into account the surrounding environment.

Down Conductors Installation

Routing:

  • Plan the routing of down conductors from the lightning rods to the grounding system.
  • Ensure the path is as straight as possible to minimize impedance and avoid sharp bends.

Fixing:

  • Secure the down conductors to the structure using appropriate clamps and brackets.
  • Ensure the conductors are protected from physical damage and environmental factors.

Grounding System Installation

Ground Electrodes:

  • Careful consideration of soil characteristics, site conditions, environmental impact, and cost-effectiveness is essential when selecting a treatment method for lowering soil resistivity. By weighing these factors and choosing the most appropriate approach, informed decisions can be made to ensure optimal results while complying with IEEE 80:2013 standards and promoting environmental stewardship.

 

  • Install ground electrodes at designated locations, ensuring they are driven to the required depth to achieve low earth resistance.

 

  • Use multiple electrodes if necessary to meet the grounding resistance criteria.

Connections:

  • Connect the down conductors to the ground electrodes using suitable connectors, ensuring all connections are tight and secure.
  • Use corrosion-resistant materials for all connections to ensure long-term reliability.

Bonding and Equipotentialization

Bonding:

  • Bond all metal structures and conductive parts of the building to the lightning protection system to prevent potential differences.
  • Ensure all bonding is done according to standards to provide a continuous conductive path.

Equipotentialization:

  • Implement equipotential bonding to connect the lightning protection system to the building’s electrical grounding system.
  • This helps reduce potential differences during a lightning strike, ensuring safety.

Inspection and Testing

Visual Inspection:

  • Conduct a thorough visual inspection of the entire system to check for proper installation and compliance with design specifications.
  • Look for any visible defects or installation errors.

Electrical Testing:

  • Perform electrical tests to measure the resistance of the grounding system and verify it meets the required standards.
  • Use appropriate testing equipment to ensure accurate measurements and document the results.

Documentation and Certification

As-built Documentation:

  • Prepare detailed as-built drawings and documentation showing the installation layout, component specifications, and test results.
  • Keep records for future reference and maintenance purposes.

Certification:

  • Obtain certification from a qualified inspector or authority to confirm that the installation complies with relevant standards.
  • Ensure all documentation is complete and accurately reflects the installed system.